Ecofriendly Perovskites with Giant Self‐Defocusing Optical Response

• Published in: Advanced optical materials Vol. 11; no. 2
• Main Authors: Suárez, Isaac, Martínez‐Pastor, Juan P., Oszajca, Marek F., Lüchinger, Norman A., Graves, Brian, Agouram, Said, Milián, Carles, Ferrando, Albert
• Format: Journal Article
• Language: English
• Published: 01.01.2023
• Subjects: Cs 2SnI 6; Kerr effect; lead free perovskites; nonlinear; phase transition; self‐defocusing

The full optical control of light using sustainable green technologies is one of the incipient challenges of the Photonics community. There are, however, few optical materials able to provide a significant nonlinear refractive index change under small enough intensities (< 1 GW cm−2), and, more i...